20203780

素因数分解:

$2^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{2333}}^1$

素因数の和:2775

約数の個数: 24

約数和(自身を含む): 42544152

約数和(自身を除く): 22340372

約数列:

[1, 2, 4, 5, 10, 20, 433, 866, 1732, 2165, 2333, 4330, 4666, 8660, 9332, 11665, 23330, 46660, 1010189, 2020378, 4040756, 5050945, 10101890, 20203780]

約数ペア:

[(1, 20203780), (2, 10101890), (4, 5050945), (5, 4040756), (10, 2020378), (20, 1010189), (433, 46660), (866, 23330), (1732, 11665), (2165, 9332), (2333, 8660), (4330, 4666)]